PROBLEM TO BE SOLVED: To provide an authentication device capable of executing personal authentication and restricting an entrance of a person who is infected with a communicable disease and develops high fever due to an onset of the communicable disease.SOLUTION: An authentication device 1 comprises: a unique physical information acquisition section 11 which acquires unique physical information, a unique physical feature varying from person to person temperature measuring means 5 which measures a temperature a storage section 6 where the unique physical information of a particular person is preliminarily registered and a control section 3 which compares the unique physical information acquired by the unique physical information acquisition section 11 with the unique physical information registered in the storage section 6, determines whether or not the person is the particular person registered in the storage section 6, determines whether or not the temperature measured by the temperature measuring means 5 is equal to or lower than a predetermined threshold, and outputs permission information when the person is determined to be the particular person as well as the temperature is determined to be equal to or lower than the threshold.COPYRIGHT: (C)2013,JPO&INPIT【課題】個人認証を行うとともに、感染症に感染、発病し高熱となった者を制限することが可能な認証装置を提供する。【解決手段】認証装置1は、対象となる者から、個人ごとにそれぞれ異なる固有の身体的特徴である固有身体情報を取得する固有身体情報取得部11と、温度を測定する温度測定手段5と、特定者の固有身体情報が予め登録された記憶部6と、固有身体情報取得部11で取得された固有身体情報と、記憶部6に登録された固有身体情報とを比較して、記憶部6に登録された特定者であるかどうかを判定するとともに、温度測定手段5で測定された温度が所定の閾値以下であるかどうかを判定し、記憶部6に登録された特定者であり、かつ温度が閾値以下の場合に許可情報を出力する制御部3とを備えることを特徴とする。【選択図】図2